Recent questions tagged java / GATE Overflow for GATE CSE

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1

Objects First with Java™: A Practical Introduction Using BlueJ
Write a program in BlueJ Q4. Draw Class Diagram and Object Diagram from the below given Details. public class University { private Student stdob; private Faculty fctob; }

Write a program in BlueJQ4. Draw Class Diagram and Object Diagram from the below given Details. public class University{ private Student stdob; private Faculty ...

Ebrahim

82 views

Ebrahim asked Jan 12

0 votes

1 answer

2

ISRO 2024
A standard Java API for monitoring and managing applications is JVM JVN JMX JMY

A standard Java API for monitoring and managing applications isJVMJVNJMXJMY

Ramayya

177 views

Ramayya asked Jan 7

0 votes

0 answers

3

Java Programming
Suppose, you are implementing Overdraft Account (OD) class using java for a banking app. An OD type account is opened with an approved loan limit (ex 100000/-). The account holder can deposit any amount of money in the OD account at any time. S ... amount of his OD limit. How can u handle the problems mentioned in the question? Write necessary java codes to solve the problem.

Suppose, you are implementing “Overdraft Account (OD)” class using java for a banking app. An OD type account is opened with an approved loan limit (ex 100000/-). The...

rayhanrjt

324 views

rayhanrjt asked Dec 15, 2022

1 votes

1 answer

4

Programming Question
An object whose contents cannot be changed once the object is created is called: (a) Immutable object (b) Mutable object (c) Smart object (d) Rich object

An object whose contents cannot be changed once the object is created is called:(a) Immutable object(b) Mutable object(c) Smart object(d) Rich object

rsansiya111

381 views

rsansiya111 asked Oct 7, 2022

1 votes

1 answer

5

NIELIT Scientific Assistant A 2020 November: 68
Which of the following construct is not supported by Java Server Pages? $\text{JSP}$ Directives $\text{JSP}$ Scriptlets $\text{JSP}$ Actions $\text{JSP}$ Reaction

Which of the following construct is not supported by Java Server Pages?$\text{JSP}$ Directives$\text{JSP}$ Scriptlets$\text{JSP}$ Actions$\text{JSP}$ Reaction

gatecse

412 views

gatecse asked Dec 9, 2020

1 votes

1 answer

6

NIELIT Scientific Assistant A 2020 November: 74
What is the output of the following program? abstract class sum { public abstract int sumOfTwo(int n1, int n2); public abstract int sumOfThree(int n1, int n2, int n3); public void disp(){ System.out.println("Method of class Sum"); } } class ... $26\\10\\\text{Method of class Sum}$ $\text{Method of class Sum}\\26\\10$ $\text{Error}$

What is the output of the following program?abstract class sum { public abstract int sumOfTwo(int n1, int n2); public abstract int sumOfThree(int n1, int n2, int n3); pub...

gatecse

402 views

gatecse asked Dec 9, 2020

1 votes

1 answer

7

NIELIT Scientific Assistant A 2020 November: 84
The static keyword is used in public static void main() declaration in Java: To enable the $\text{JVM}$ to make call to the main(), as class has not been instantiated To enable the $\text{JVM}$ to make call to the main(), as class ... as class has not been loaded To enable the $\text{JVM}$ to make call to the main(), as class has not been finalized

The static keyword is used in public static void main() declaration in Java:To enable the $\text{JVM}$ to make call to the main(), as class has not been instantiatedTo en...

gatecse

469 views

gatecse asked Dec 9, 2020

1 votes

1 answer

8

NIELIT Scientific Assistant A 2020 November: 89
Which of the following Interface is not supported by $\text{JDBC}$ for connecting to Database in Java Programming language? Statement Interface Prepared Statement Interface Callable Statement Interface Database Interface

Which of the following Interface is not supported by $\text{JDBC}$ for connecting to Database in Java Programming language?Statement InterfacePrepared Statement Interface...

gatecse

464 views

gatecse asked Dec 9, 2020

1 votes

1 answer

9

NIELIT Scientific Assistant A 2020 November: 107
In the given program: class Dialog1 { public static void main(String args[]) { Frame f1=new Frame("INDIA"); f1.setSize(300,300); f1.setVisible(true); FileDialog d=new FileDialog(f1,"MyDialog"); d.setVisible(true); ... of the following statements are true? f1.setClear(true); f1.setVisible(true); f1.setlook(true); f1.setclean(true);

In the given program:class Dialog1 { public static void main(String args[]) { Frame f1=new Frame("INDIA"); f1.setSize(300,300); f1.setVisible(true); FileDialog d=new File...

gatecse

473 views

gatecse asked Dec 9, 2020

1 votes

1 answer

10

NIELIT Scientific Assistant A 2020 November: 108
Which of the following are two main types of overloading in Java? Overloading and linking Overriding and linking Reusability and data-hiding Overloading and Overriding

Which of the following are two main types of overloading in Java?Overloading and linkingOverriding and linkingReusability and data-hidingOverloading and Overriding

gatecse

396 views

gatecse asked Dec 9, 2020

1 votes

2 answers

11

NIELIT Scientific Assistant A 2020 November: 110
In Java, for ensuring the persistence property, the class must implements: Serializable Interface Utilization Interface Threadable Interface Recognizable Interface

In Java, for ensuring the persistence property, the class must implements:Serializable InterfaceUtilization InterfaceThreadable InterfaceRecognizable Interface

gatecse

586 views

gatecse asked Dec 9, 2020

1 votes

1 answer

12

NIELIT Scientific Assistant A 2020 November: 112
In Java, the Dynamic Array are known as : Vectors Cycle Remote Kubernotos

In Java, the Dynamic Array are known as :VectorsCycleRemoteKubernotos

gatecse

675 views

gatecse asked Dec 9, 2020

0 votes

1 answer

13

NIELIT 2017 OCT Scientific Assistant A (IT) - Section B: 8
Is null an object? Yes No Sometimes yes None of these

Is null an object?YesNoSometimes yesNone of these

admin

986 views

admin asked Apr 1, 2020

0 votes

1 answer

14

NIELIT 2016 DEC Scientist B (IT) - Section B: 6
Earlier name of Java programming language was: OAK D Netbean Eclipse

Earlier name of Java programming language was:OAKDNetbeanEclipse

admin

726 views

admin asked Mar 31, 2020

0 votes

1 answer

15

NIELIT 2016 DEC Scientist B (IT) - Section B: 9
Which of the following is a platform free language? JAVA C Assembly Fortran

Which of the following is a platform free language?JAVACAssemblyFortran

admin

1.0k views

admin asked Mar 31, 2020

1 votes

1 answer

16

NIELIT 2017 July Scientist B (IT) - Section B: 41
Which of the following is/are true about packages in Java? Every class is part of some package. All classes in a file are part of the same package. If no package is specified, the classes in the file go into a special unnamed package. If no package is specified, a ... in this package. Only $1,2$ and $3$ Only $1,2$ and $4$ Only $4$ Only $1$ and $3$

Which of the following is/are true about packages in Java? Every class is part of some package.All classes in a file are part of the same package.If no package is specif...

admin

6.7k views

admin asked Mar 30, 2020

2 votes

1 answer

17

NIELIT 2017 July Scientist B (IT) - Section B: 42
Which of the following is false about abstract classes in Java? If we derive an abstract class and do not implement all the abstract methods, then the derived class should also be marked as abstract using 'abstract' ... . A class can be made abstract without any abstract method. A class can inherit from multiple abstract classes.

Which of the following is false about abstract classes in Java?If we derive an abstract class and do not implement all the abstract methods, then the derived class should...

admin

33.5k views

admin asked Mar 30, 2020

2 votes

1 answer

18

NIELIT 2017 July Scientist B (IT) - Section B: 43
Which of the following is true about interfaces in Java? An interface can contain following type of members. $\dots$ public, static, final fields(i.e., constants)$\dots$default and static methods with bodies. An instance of interface can be created. A class can implement multiple ... . $1,3$ and $4$ $1,2$ and $4$ $2,3$ and $4$ $1,2,3$ and $4$

Which of the following is true about interfaces in Java? An interface can contain following type of members. $\dots$ public, static, final fields(i.e., constants)$\dots$...

admin

10.7k views

admin asked Mar 30, 2020

0 votes

6 answers

19

UGC NET CSE | January 2017 | Part 3 | Question: 39
Consider the following JAVA program: public class First { public static int CBSE (int x) { if (x < 100)x = CBSE (x+10); return (x-1); } public static void main(String[]args){ System.out.print(First.CBSE(60)); } } What does this program print? $59$ $95$ $69$ $99$

Consider the following JAVA program:public class First { public static int CBSE (int x) { if (x < 100)x = CBSE (x+10); return (x-1); } public ...

go_editor

2.1k views

go_editor asked Mar 24, 2020

0 votes

3 answers

20

UGC NET CSE | January 2017 | Part 3 | Question: 40
Which of the following statement(s) with regard to an abstract class in JAVA is /are TRUE ? An abstract class is one that is not used to create objects An abstract class is designed only to act as a base class to be inherited by other classes Only I only II Neither I nor II Both I and II

Which of the following statement(s) with regard to an abstract class in JAVA is /are TRUE ?An abstract class is one that is not used to create objectsAn abstract class is...

go_editor

9.8k views

go_editor asked Mar 24, 2020

1 votes

2 answers

21

UGC NET CSE | June 2019 | Part 2 | Question: 23
What is the output of the following JAVA program? public class Good { private int m; public Good (int m){this.m=m;} public Boolean equals (Good n) {return n.m==m;} public static void main (string args[]){ Good m1 = new Good(22); ... equals(m2)); } } True, True, False, False True, False, True, False True, True, False, True True, False, False, False

What is the output of the following JAVA program?public class Good { private int m; public Good (int m){this.m=m;} public Boolean equals (Good n) {return n.m==m;} public ...

Arjun

2.0k views

Arjun asked Jul 2, 2019

1 votes

3 answers

22

UGC NET CSE | July 2018 | Part 2 | Question: 3
What is the output of the following JAVA program? class simple { public static void main(String[ ] args) { simple obj = new simple(); obj.start(); } void start() { long [] P = {3, 4, 5}; long [] Q = method (P); System.out.print (P[0] + P[1] +P[2]+ : ... ]); } long [ ] method (long [ ] R) { R[1] = 7; return R; } } //end of class 12:15 15:12 12:12 15:15

What is the output of the following JAVA program?class simple { public static void main(String[ ] args) { simple obj = new simple(); obj.start(); } void start() { long []...

Pooja Khatri

4.2k views

Pooja Khatri asked Jul 13, 2018

0 votes

3 answers

23

UGC NET CSE | July 2018 | Part 2 | Question: 6
In Java, which of the following statements is/are TRUE? S1: The final' keyword applied to a class definition prevents the class form being extended through derivation S2: A class can only inherit one class but can implement multiple interfaces S3: ... called method overloading Code: S1 and S2 only S1 and S3 only S2 and S3 only All of S1, S2 and S3

In Java, which of the following statements is/are TRUE?S1: The ‘final’ keyword applied to a class definition prevents the class form being extended through derivation...

Pooja Khatri

3.7k views

Pooja Khatri asked Jul 13, 2018

0 votes

1 answer

24

UGC NET CSE | July 2018 | Part 2 | Question: 7
Which of the following statements is/are true? P: C programming language has a weak type system with static types. Q: Java programming language has a string type system with static types Code: P only Q only Both P and Q Neither P nor Q

Which of the following statements is/are true?P: C programming language has a weak type system with static types.Q: Java programming language has a string type system wit...

Pooja Khatri

1.5k views

Pooja Khatri asked Jul 13, 2018

0 votes

0 answers

25

UGNET-NOV2017-III: 42
What is the output of the following JAVA program ? Class Test { public static void main (String [ ] args) { Test obj = new Test ( ); obj.start ( ); } void start ( ) { String stra= do ; String strb = method (stra); System.out.print( : + stra + ... .out.print (stra); return good ; } } (1) dogood : dogoodgood (2) dogood : gooddogood (3) dogood : dodogood (4) dogood : dogood

What is the output of the following JAVA program ?Class Test{ public static void main (String [ ] args) { Test obj = new Test ( ); ...

Roma_nagpal

1.6k views

Roma_nagpal asked Jun 29, 2018

0 votes

0 answers

26

what is java
I want some information about the programming language java.What is java?what are the features of java?And what are the structure of java program and compare java with c++.explain about java in simple example.How this best essay writing service is helping to get the genuine essay? Is this service is beneficial?

I want some information about the programming language java.What is java?what are the features of java?And what are the structure of java program and compare java with c+...

AlexanderGallaghers

303 views

AlexanderGallaghers asked Jun 14, 2018

1 votes

1 answer

27

Programming
Output is? With explanation

Output is? With explanation

Harikesh Kumar

291 views

Harikesh Kumar asked Jan 14, 2018

2 votes

1 answer

28

Programming
Explain the answer.

Explain the answer.

Harikesh Kumar

315 views

Harikesh Kumar asked Jan 14, 2018

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